Stern, M.D., G. Pizzaro, and E. Ríos. The Journal of General Physiology. Volume 110, No. 4,  October 1997. Page 415.

Due to an editorial error, the corresponding address of Dr. Gonzalo Pizarro was incorrectly listed. Correspondence for this article should be addressed to:

Michael D. Stern, Laboratory of Cardiovascular Science, Gerontology Research Center, National Institute on Aging, National Institutes of Health, 4940 Eastern Avenue, Baltimore, MD 21214. Fax: 410-558-8150; E-mail: Gonzalo Pizarro, Departmento de Biofísica, Facultad de Medicina, Universidad de la República, G. Flores 2125, Montevideo, Uruguay. Fax: 598-2-948784; E-mail: Eduardo Ríos, Department of Molecular Biophysics and Physiology, Rush University School of Medicine, 1750 W. Harrison St., Suite 1279JS, Chicago, IL 60612. Fax: 312-942-8711; E-mail: